mwave offers the Sans Digital MS1UTP 3.5" SATA to USB 3.0 / eSATA External Hard Drive Enclosure for $54.99. With free shipping, that's the lowest total price we could find by $10. This fanless "SuperSpeed" enclosure features a removable hard drive tray with USB 3.0 and eSATA dual interfaces, aluminum housing, and support for hard drives up to 2TB.